linux-kernel - Re: [PATCH 1/4] drivers/bus: Added Freescale Management Complex APIs

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Date:	Thu, 18 Sep 2014 18:53:29 -0500
From:	Scott Wood <scottwood@...escale.com>
To:	Yoder Stuart-B08248 <stuart.yoder@...escale.com>
CC:	Phillips Kim-R1AAHA <Kim.Phillips@...escale.com>,
	Rivera Jose-B46482 <German.Rivera@...escale.com>,
	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	"arnd@...db.de" <arnd@...db.de>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"agraf@...e.de" <agraf@...e.de>,
	"linuxppc-release@...ux.freescale.net" 
	<linuxppc-release@...ux.freescale.net>
Subject: Re: [PATCH 1/4] drivers/bus: Added Freescale Management Complex APIs

On Thu, 2014-09-18 at 18:39 -0500, Yoder Stuart-B08248 wrote:
> 
> > -----Original Message-----
> > From: Kim Phillips [mailto:kim.phillips@...escale.com]
> > Sent: Monday, September 15, 2014 6:45 PM
> > To: Rivera Jose-B46482
> > Cc: gregkh@...uxfoundation.org; arnd@...db.de; linux-kernel@...r.kernel.org; Yoder Stuart-B08248; Phillips
> > Kim-R1AAHA; Wood Scott-B07421; agraf@...e.de; linuxppc-release@...ux.freescale.net
> > Subject: Re: [PATCH 1/4] drivers/bus: Added Freescale Management Complex APIs
> > 
> > On Thu, 11 Sep 2014 12:34:21 -0500
> > "J. German Rivera" <German.Rivera@...escale.com> wrote:
> > 
> > > From: "J. German Rivera" <German.Rivera@...escale.com>
> > >
> > > APIs to access the Management Complex (MC) hardware
> > > module of Freescale LS2 SoCs. This patch includes
> > > APIs to check the MC firmware version and to manipulate
> > > DPRC objects in the MC.
> > >
> > > Signed-off-by: J. German Rivera <German.Rivera@...escale.com>
> > > Signed-off-by: Stuart Yoder <stuart.yoder@...escale.com>
> > > ---
> > >  drivers/bus/fsl-mc/dpmng.c         |   93 +++++
> > >  drivers/bus/fsl-mc/dprc.c          |  504 +++++++++++++++++++++++
> > >  drivers/bus/fsl-mc/fsl_dpmng_cmd.h |   83 ++++
> > >  drivers/bus/fsl-mc/fsl_dprc_cmd.h  |  545 +++++++++++++++++++++++++
> > >  drivers/bus/fsl-mc/fsl_mc_sys.c    |  237 +++++++++++
> > >  include/linux/fsl_dpmng.h          |  120 ++++++
> > >  include/linux/fsl_dprc.h           |  790 ++++++++++++++++++++++++++++++++++++
> > >  include/linux/fsl_mc_cmd.h         |  182 +++++++++
> > >  include/linux/fsl_mc_sys.h         |   81 ++++
> > >  9 files changed, 2635 insertions(+)
> > >  create mode 100644 drivers/bus/fsl-mc/dpmng.c
> > >  create mode 100644 drivers/bus/fsl-mc/dprc.c
> > >  create mode 100644 drivers/bus/fsl-mc/fsl_dpmng_cmd.h
> > >  create mode 100644 drivers/bus/fsl-mc/fsl_dprc_cmd.h
> > >  create mode 100644 drivers/bus/fsl-mc/fsl_mc_sys.c
> > >  create mode 100644 include/linux/fsl_dpmng.h
> > >  create mode 100644 include/linux/fsl_dprc.h
> > >  create mode 100644 include/linux/fsl_mc_cmd.h
> > >  create mode 100644 include/linux/fsl_mc_sys.h
> > 
> > the fsl prefix in the filename fsl_dpmng_cmd.h is redundant with
> > its directory name fsl-mc/.  Note that I find dashes ('-') in
> > filenames make them easier to type: is there a reason we're using
> > underscores here?
> > 
> > Also, any reason why these and future include files aren't being put
> > in include/linux/fsl/, so as to not pollute the top level
> > include/linux/?  That way, we can also remove the fsl- prefix from
> > those filenames, too..
> 
> There is nothing in include/linux/fsl except 1 driver from 2 years ago.
> Why is that?
> 
> I'd also prefer to see these headers is include/linux/fsl, but given that
> the directory is essentially unused it seemed that include/linux was more
> conventional.

I thought I saw some other patch dump some more things in there recently
-- maybe LS1 stuff?

-Scott


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